India, July 23 -- Serena Williams became one of the greatest tennis players not just through skill, but by trusting her instincts. She says those same instincts have helped her off the court as well.

Williams is speaking out after suffering serious health problems like a pulmonary embolism after her first daughter was born, and a recent branchial cyst.

As a Women's Health Advisor for Ritual, Williams said she wants more women to take their health seriously. She said, "I want other women to know: you're not alone. Your body is always talking to you. Listen to it. Trust it," according to the People report.

Williams is also urging women to ask questions, read labels and speak to doctors. It's something she's been doing since after having ...